Solution : https://service.sap.com/sap/support/notes/755873 (SAP Service marketplace login required)
Key words : 
change run monitor stating, 10 content            import support package 17, 0b            import support package 23, correct lock message, rsenq function group, provide advance information, 50            import support package 05, 1 content support package 17, 0b support package 23, endless loop reason
Related Notes : 
       
| 749026 | Endless loop when you start the realignment run | 
| 730980 | Realignment run blocked when started | 
| 723259 | SAPBWNews BW 3.1 Content Support Package 17 | 
| 723192 | SAPBWNews 3.0B Support Package 23 | 
| 693495 | SAPBWNews BW Support Package 05 NW'04 Stack 05 RIN |